| article html file updated | 1 September 2025 19:31 CEST | Update | https://www.mdpi.com/2311-5521/6/2/53 |
| article html file updated | 24 July 2022 00:17 CEST | Update | - |
| article html file updated | 26 January 2021 12:32 CET | Original file | - |
| article pdf uploaded. | 26 January 2021 12:30 CET | Updated version of record | https://www.mdpi.com/2311-5521/6/2/53/pdf |
| article xml uploaded. | 26 January 2021 12:30 CET | Update | https://www.mdpi.com/2311-5521/6/2/53/xml |
| article xml file uploaded | 26 January 2021 12:30 CET | Original file | - |
| article pdf uploaded. | 23 January 2021 11:34 CET | Updated version of record | https://www.mdpi.com/2311-5521/6/2/53/pdf-vor |
| article pdf uploaded. | 23 January 2021 11:32 CET | Updated version of record | https://www.mdpi.com/2311-5521/6/2/53/pdf-vor |
| article pdf uploaded. | 23 January 2021 11:28 CET | Version of Record | https://www.mdpi.com/2311-5521/6/2/53/pdf-vor |